diff options
author | Michael Gran <spk121@yahoo.com> | 2011-03-29 21:25:04 -0700 |
---|---|---|
committer | Andy Wingo <wingo@pobox.com> | 2011-03-30 09:21:09 +0200 |
commit | 4000d0641f8a2282a9c52eea33ad91c76625d906 (patch) | |
tree | 08be2aeadb46218d662e1da1dcf3ff43e99b27fe | |
parent | 443f25dcff49f0a920d4149e29bcb3ae9f64ee02 (diff) | |
download | guile-4000d0641f8a2282a9c52eea33ad91c76625d906.tar.gz |
check for GC_allow_register_threads
This is not present in earlier versions of BDW-GC
* configure.ac: check for GC_allow_register_threads
* libguile/threads.c (scm_i_init_thread_for_guile): Only call
GC_allow_register_threads if it is present.
-rw-r--r-- | configure.ac | 2 | ||||
-rw-r--r-- | libguile/threads.c | 2 |
2 files changed, 3 insertions, 1 deletions
diff --git a/configure.ac b/configure.ac index e5b83798a..4fc25536b 100644 --- a/configure.ac +++ b/configure.ac @@ -1238,7 +1238,7 @@ save_LIBS="$LIBS" LIBS="$BDW_GC_LIBS $LIBS" CFLAGS="$BDW_GC_CFLAGS $CFLAGS" -AC_CHECK_FUNCS([GC_do_blocking GC_call_with_gc_active GC_pthread_exit GC_pthread_cancel]) +AC_CHECK_FUNCS([GC_do_blocking GC_call_with_gc_active GC_pthread_exit GC_pthread_cancel GC_allow_register_threads]) # Though the `GC_do_blocking ()' symbol is present in GC 7.1, it is not # declared, and has a different type (returning void instead of diff --git a/libguile/threads.c b/libguile/threads.c index ad5bbe19f..8dc3414dc 100644 --- a/libguile/threads.c +++ b/libguile/threads.c @@ -772,8 +772,10 @@ scm_i_init_thread_for_guile (struct GC_stack_base *base, SCM parent) */ scm_i_init_guile (base); +#ifdef HAVE_GC_ALLOW_REGISTER_THREADS /* Allow other threads to come in later. */ GC_allow_register_threads (); +#endif scm_i_pthread_mutex_unlock (&scm_i_init_mutex); } |